I.1 SHORTAGE OF VIDEO CONTENT
The digitization of broadcast has become key to the construction of a new framework to supply digital video content. Digital technologies affect the efficient use of frequency bands by keeping the picture quality high and by the provision of new services. The efficient use of frequency bands has brought about more channels both from terrestrial broadcasts and from satellite broadcasts. TV viewers like to have more channels so that they can have greater choice. However, broadcasters have the task of securing enough content for broadcasting. Consequently, the demand for video content exceeds the supply. To have a readily available, large supply of video content, you may well have to consider not only an increase in the number of staff and camera units or strengthening of editing facilities but also a change in the content production method itself: namely, you will need not only to increase your filming or editing ability but also to make good use of stored materials from archives. Of course, the archive should be well prepared in advance.
The archive has thus far been discussed from the viewpoint of preservation, but it will be more beneficial for broadcasters to look at the archive from a content production viewpoint. Because of this, the book has been arranged so that the new content production system is based on utilization of an archive. Therefore, the supply of digital video content must be worked on from three viewpoints: ...